# NTSB FTW74DPD14: Hiller Acft UH-12A, N8145H, Springtown, TX, July 22, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 22, 1973
- Place: Springtown, TX · SPRINGTOWN, TX
- Location: 32.9693° N, 97.6804° W: Placed by OpenAirDocs: center of Springtown, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.9693&lon=-97.6804&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 2, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189237
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW74DPD14
- Page: https://openairdocs.org/ntsb/FTW74DPD14

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2365  73/7/22    SPRINGTOWN,TEX      HILLER ACFT UH-12A  CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 41, 6142
        TIME - 1130                    N8145H              PX-  0  0  0  FERRY                     TOTAL HOURS, 1475 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BOYD,TEX                    MILLSAP,TEX
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: OBJECT                                    LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - FUEL SYSTEM: PUMPS
           MISCELLANEOUS ACTS,CONDITIONS - SHEARED
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           TERRAIN - OTHER
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PIECE OF COTTER PIN LODGED IN PUMP HOUSING,SHEARED DRIVE SHAFT.LND ON SLOPING PLOWED FLD.HIT STUMP
```

## Aircraft

- Registration: [N8145H](https://openairdocs.org/deregistered/N8145H-2020-05-02), registration cancelled 2020-05-02, S/N 145, built 1950 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12A
- Registry model: [Hiller UH-12A](https://openairdocs.org/model/hiller-uh-12a) (registry code 4360104) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19730722027359A](https://openairdocs.org/incident/19730722027359A), Jul 22, 1973: Hiller UH12A, Springtown, TX, Substantial damage. Piece of cotter pin lodged in pump housing,sheared drive shaft. Lnd on sloping plowed fld. Hit stump

## Other investigations on N8145H (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW74DPD39](https://openairdocs.org/ntsb/FTW74DPD39), Mar 30, 1974: Hiller Acft UH-12A (N8145H), Gouldbusk, TX, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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